./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:54:58,799 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:54:58,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:54:58,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:54:58,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:54:58,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:54:58,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:54:58,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:54:58,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:54:58,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:54:58,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:54:58,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:54:58,900 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:54:58,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:54:58,900 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:54:58,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:54:58,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:54:58,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:54:58,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:54:58,903 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:54:58,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:54:58,904 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:54:58,905 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:54:58,905 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:54:58,905 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:54:58,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:54:58,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:54:58,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:54:58,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:54:58,908 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:54:58,908 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:54:58,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:54:58,909 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:54:58,909 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 [2023-12-03 03:54:59,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:54:59,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:54:59,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:54:59,154 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:54:59,155 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:54:59,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2023-12-03 03:55:01,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:55:02,058 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:55:02,059 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2023-12-03 03:55:02,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data/58e6755ea/4ebfac9fb3084ce984a10300324eee67/FLAGe7f22291c [2023-12-03 03:55:02,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data/58e6755ea/4ebfac9fb3084ce984a10300324eee67 [2023-12-03 03:55:02,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:55:02,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:55:02,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:55:02,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:55:02,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:55:02,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:55:02" (1/1) ... [2023-12-03 03:55:02,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13201a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:02, skipping insertion in model container [2023-12-03 03:55:02,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:55:02" (1/1) ... [2023-12-03 03:55:02,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:55:02,339 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:2212) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$62(StandardFunctionHandler.java:435) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:567) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2096) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:195) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:55:02,344 INFO L158 Benchmark]: Toolchain (without parser) took 257.48ms. Allocated memory is still 138.4MB. Free memory was 93.6MB in the beginning and 81.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:55:02,344 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:55:02,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.36ms. Allocated memory is still 138.4MB. Free memory was 93.2MB in the beginning and 81.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:55:02,347 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.36ms. Allocated memory is still 138.4MB. Free memory was 93.2MB in the beginning and 81.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:55:04,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:55:04,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:55:04,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:55:04,162 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:55:04,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:55:04,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:55:04,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:55:04,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:55:04,165 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:55:04,166 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:55:04,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:55:04,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:55:04,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:55:04,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:55:04,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:55:04,169 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:55:04,170 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:55:04,170 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:55:04,171 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:55:04,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:55:04,172 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:55:04,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:55:04,173 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:55:04,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:55:04,174 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:55:04,174 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:55:04,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:55:04,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:55:04,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:55:04,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:55:04,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:55:04,177 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:55:04,177 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:55:04,178 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:55:04,178 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:55:04,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:55:04,179 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 [2023-12-03 03:55:04,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:55:04,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:55:04,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:55:04,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:55:04,513 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:55:04,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2023-12-03 03:55:07,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:55:07,556 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:55:07,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2023-12-03 03:55:07,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data/fee0bbe02/c413a66bc9b14e248871c99b1cd8e809/FLAGfe2ad8e97 [2023-12-03 03:55:07,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/data/fee0bbe02/c413a66bc9b14e248871c99b1cd8e809 [2023-12-03 03:55:07,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:55:07,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:55:07,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:55:07,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:55:07,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:55:07,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:55:07" (1/1) ... [2023-12-03 03:55:07,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa5ee61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:07, skipping insertion in model container [2023-12-03 03:55:07,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:55:07" (1/1) ... [2023-12-03 03:55:07,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:55:07,878 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c[13946,13959] [2023-12-03 03:55:07,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:55:07,899 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:55:07,986 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c[13946,13959] [2023-12-03 03:55:07,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:55:08,008 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:55:08,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08 WrapperNode [2023-12-03 03:55:08,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:55:08,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:55:08,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:55:08,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:55:08,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,086 INFO L138 Inliner]: procedures = 24, calls = 158, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 754 [2023-12-03 03:55:08,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:55:08,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:55:08,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:55:08,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:55:08,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:55:08,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:55:08,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:55:08,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:55:08,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:55:08" (1/1) ... [2023-12-03 03:55:08,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:55:08,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:55:08,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:55:08,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:55:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:55:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-03 03:55:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-03 03:55:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-03 03:55:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-03 03:55:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:55:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:55:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-03 03:55:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:55:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:55:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:55:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:55:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:55:08,426 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:55:08,428 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:58:20,224 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:58:20,451 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:58:20,452 INFO L309 CfgBuilder]: Removed 58 assume(true) statements. [2023-12-03 03:58:20,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:58:20 BoogieIcfgContainer [2023-12-03 03:58:20,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:58:20,454 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:58:20,454 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:58:20,464 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:58:20,465 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:58:20" (1/1) ... [2023-12-03 03:58:20,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:58:20,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:20,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 141 states and 240 transitions. [2023-12-03 03:58:20,535 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 240 transitions. [2023-12-03 03:58:20,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:58:20,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:20,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:58:20,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:58:20,563 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:58:20,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:58:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:21,683 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:58:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:21,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:58:21,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:21,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:58:31,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:33,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:33,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 141 states and 235 transitions. [2023-12-03 03:58:33,119 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 235 transitions. [2023-12-03 03:58:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:58:33,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:33,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:58:33,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:58:33,121 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:58:33,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:58:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:35,541 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:58:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:35,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:58:35,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:36,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:36,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:58:38,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:38,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 141 states and 234 transitions. [2023-12-03 03:58:38,990 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 234 transitions. [2023-12-03 03:58:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:58:38,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:38,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:58:38,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:58:38,992 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:58:38,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:58:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:43,631 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:58:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:43,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:58:43,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:58:44,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-12-03 03:58:45,813 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:58:45,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-12-03 03:58:48,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:48,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 03:58:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 141 states and 233 transitions. [2023-12-03 03:58:58,148 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 233 transitions. [2023-12-03 03:58:58,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:58:58,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:58,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:58:58,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:58:58,151 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:58:58,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:59:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:03,317 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:59:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:03,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:59:03,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:10,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:10,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 03:59:47,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:50,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:01,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:11,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:21,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:32,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:40,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.64s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:43,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:55,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:05,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:16,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:27,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:39,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:42,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:52,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:56,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:06,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:10,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:20,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:31,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:41,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:49,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:59,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:10,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 143 states and 247 transitions. [2023-12-03 04:03:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 247 transitions. [2023-12-03 04:03:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:03:12,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:12,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:03:12,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:03:12,968 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:03:12,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:03:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:16,836 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:03:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:16,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:03:16,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:18,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:18,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 04:03:34,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:03:36,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:03:46,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:03:47,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 122 states and 205 transitions. [2023-12-03 04:03:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 205 transitions. [2023-12-03 04:03:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:03:47,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:47,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:03:47,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:03:47,788 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:03:47,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:03:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:48,969 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:03:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:49,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:03:49,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:49,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:03:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:49,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 122 states and 201 transitions. [2023-12-03 04:03:49,115 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 201 transitions. [2023-12-03 04:03:49,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:03:49,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:49,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:03:49,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:03:49,117 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:03:49,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:03:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:52,302 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:03:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:53,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 04:03:53,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:55,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 04:04:01,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2023-12-03 04:04:01,830 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2023-12-03 04:04:01,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 04:04:01,830 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-12-03 04:04:01,838 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 04:04:03,501 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-12-03 04:04:03,506 INFO L560 CodeCheckObserver]: Invariant with dag size 34 [2023-12-03 04:04:03,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_72 : bv64, v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13 : bv32, currentRoundingMode : FloatRoundingMode :: ((((v_skolemized_q#valueAsBitvector_72[31:0] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][0bv32] && ~lx~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][0bv32]) && ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)) == ~fp~64(v_skolemized_q#valueAsBitvector_72[63:63], v_skolemized_q#valueAsBitvector_72[62:52], v_skolemized_q#valueAsBitvector_72[51:0])) && ~y == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) && v_skolemized_q#valueAsBitvector_72[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][4bv32]) && ~hx~2 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][4bv32]) could not be translated [2023-12-03 04:04:03,510 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:04:03,511 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-12-03 04:04:03,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~y == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~x == ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0))) could not be translated [2023-12-03 04:04:03,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:04:03 ImpRootNode [2023-12-03 04:04:03,512 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:04:03,512 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:04:03,512 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:04:03,512 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:04:03,513 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:58:20" (3/4) ... [2023-12-03 04:04:03,514 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 04:04:03,517 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2023-12-03 04:04:03,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 04:04:03,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 04:04:03,534 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 04:04:03,534 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:04:03,653 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:04:03,653 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 04:04:03,653 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:04:03,654 INFO L158 Benchmark]: Toolchain (without parser) took 536071.11ms. Allocated memory is still 125.8MB. Free memory was 101.5MB in the beginning and 77.1MB in the end (delta: 24.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-12-03 04:04:03,654 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:04:03,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.36ms. Allocated memory is still 125.8MB. Free memory was 101.1MB in the beginning and 78.2MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 04:04:03,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.98ms. Allocated memory is still 125.8MB. Free memory was 78.2MB in the beginning and 73.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:04:03,655 INFO L158 Benchmark]: Boogie Preprocessor took 87.70ms. Allocated memory is still 125.8MB. Free memory was 73.6MB in the beginning and 68.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:04:03,655 INFO L158 Benchmark]: RCFGBuilder took 192277.37ms. Allocated memory is still 125.8MB. Free memory was 68.5MB in the beginning and 59.5MB in the end (delta: 9.0MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-12-03 04:04:03,656 INFO L158 Benchmark]: CodeCheck took 343057.36ms. Allocated memory is still 125.8MB. Free memory was 59.5MB in the beginning and 84.4MB in the end (delta: -24.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:04:03,656 INFO L158 Benchmark]: Witness Printer took 141.14ms. Allocated memory is still 125.8MB. Free memory was 83.4MB in the beginning and 77.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:04:03,657 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 141 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 341.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 81 mSolverCounterUnknown, 476 SdHoareTripleChecker+Valid, 1015.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140 mSDsluCounter, 377 SdHoareTripleChecker+Invalid, 950.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 128 mSDsCounter, 115 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 487 IncrementalHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 115 mSolverCounterUnsat, 249 mSDtfsCounter, 487 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 942 GetRequests, 869 SyntacticMatches, 17 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 59.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 87 ConstructedInterpolants, 38 QuantifiedInterpolants, 983 SizeOfPredicates, 50 NumberOfNonLiveVariables, 878 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 578]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.36ms. Allocated memory is still 125.8MB. Free memory was 101.1MB in the beginning and 78.2MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.98ms. Allocated memory is still 125.8MB. Free memory was 78.2MB in the beginning and 73.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.70ms. Allocated memory is still 125.8MB. Free memory was 73.6MB in the beginning and 68.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 192277.37ms. Allocated memory is still 125.8MB. Free memory was 68.5MB in the beginning and 59.5MB in the end (delta: 9.0MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * CodeCheck took 343057.36ms. Allocated memory is still 125.8MB. Free memory was 59.5MB in the beginning and 84.4MB in the end (delta: -24.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 141.14ms. Allocated memory is still 125.8MB. Free memory was 83.4MB in the beginning and 77.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_72 : bv64, v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13 : bv32, currentRoundingMode : FloatRoundingMode :: ((((v_skolemized_q#valueAsBitvector_72[31:0] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][0bv32] && ~lx~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][0bv32]) && ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)) == ~fp~64(v_skolemized_q#valueAsBitvector_72[63:63], v_skolemized_q#valueAsBitvector_72[62:52], v_skolemized_q#valueAsBitvector_72[51:0])) && ~y == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) && v_skolemized_q#valueAsBitvector_72[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][4bv32]) && ~hx~2 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_13][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~y == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~x == ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0))) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 04:04:03,866 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 04:04:03,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6a0ffbf-7726-43af-8b53-744699c6877a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE